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selftests/powerpc: Count instructions under scheduler pressure
authorMichael Ellerman <mpe@ellerman.id.au>
Wed, 23 Jul 2014 07:31:35 +0000 (17:31 +1000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Mon, 28 Jul 2014 04:11:30 +0000 (14:11 +1000)
Have a task eat some cpu while we are counting instructions to create
some scheduler pressure. The idea being to try and unearth any bugs we
have in counting that only appear when context switching is happening.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

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